DeepSeek V4 Pro vs GPT-6 Astra
Which is the better AI model in 2026? Here's how they compare.
Capability profile
Artificial Analysis indices (0–100). Missing dimensions show as 0.
Head to head
DeepSeek V4 Pro
GPT-6 Astra
Intelligence
30.9
52.7
Coding
59.4
76.9
Math
—
—
Context window
1,000,000
1,050,000
Output price
$0.87/1M
$50/1M
Input price
$0.435/1M
$10/1M
Speed (t/s)
84
63
Knowledge cutoff
—
2026-04-30
Open weights
Yes
No
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